Sierra Bullets Tipped MatchKing Rifle Bullets .30 Caliber Boat Tail Tipped BTT 175 grain 500 Bullets/Box. Bullets made by Sierra are subject to a final quality check to ensure there are no imperfections. These .30 Caliber Bullets come with a acetal resin tip and are APBI inspected. There is a charge for the bullets and a minimum quantity for the quantity you order. For high-volume shooting use a Sierra gun barrel with a match grade choke and a custom-formed bullet seater. You must have reloading experience to use Sierra MatchKing Bullets. Specifications for Sierra Bullets Tipped MatchKing 175 gr. .30 Cal BTT Rifle Bullets 500 Count: Manufacturer: Sierra Bullets Gun Type: Rifle Bullet Type: Spitzer Boat Tail (SBT) Bullet Weight: 175 grain Projectile Caliber: .30 Caliber Diameter: 0.308 in Sectional Density: 0.264 Bullet Quantity: 500 Bullet Country of Origin: USA Package Contents: Sierra Bullets Tipped MatchKing 175 gr. .30 Cal BTT Rifle Bullets 500 Count Sierra Bullets 7775C: Tipped MatchKing Rifle Bullets .30 Caliber Boat Tail Tipped BTT 175 grain 500 Bullets/Box